CVE-2026-81696
openssl_encrypt before 1.4.9 Terminal Injection via info Command
- State
- Published
- Severity
- 9.3 Critical
- Published
- Aug 27, 2026
- Updated
- Oct 1, 2026
- Reserved
- Aug 27, 2026
Description
openssl_encrypt versions before 1.4.9 fail to sanitize terminal control characters in file metadata printed by the info command. Attackers can craft malicious files containing escape sequences to repaint terminal output and forge verification information displayed to users.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 9.3 Critical | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 3.3 Low | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N | VulnCheck |
Weaknesses
- CWE-117 Improper Output Neutralization for Logs
Affected Products
| Product | Versions |
|---|---|
openssl_encryptjahlives |
|
References
- GitHub Security Advisory (GHSA-539p-fxf4-7fv8)vendor-advisory
- VulnCheck Advisory: openssl_encrypt before 1.4.9 Terminal Injection via info Commandthird-party-advisory
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